How to use the postcss-reporter function in postcss-reporter

// Sass like @warn for PostCSS. Disabling internal usage of "postcss-reporter".
    // https://github.com/ben-eb/postcss-at-warn
    warn({
      silent: true
    }),

    // Parse CSS and add vendor prefixes to rules by Can I Use
    // https://github.com/postcss/autoprefixer
    autoprefixer(),

    // Adding the best CSS compressor to the chain
    csso(),

    // Log PostCSS messages to the console
    reporter({
      clearReportedMessages: true
    })
  ]
}

// https://www.npmjs.com/package/postcss-normalize
          postcssNormalize(),
          // https://www.npmjs.com/package/postcss-will-change
          ...(tool.postCss.disableGpuHack ? [] : [postcssWillChange()]),
          // https://www.npmjs.com/package/postcss-brand-colors
          brandColor(),
          // https://www.npmjs.com/package/postcss-nippon-color
          nipponColor(),
          // https://www.npmjs.com/package/postcss-google-color
          googleColor(),
          // https://github.com/postcss/autoprefixer
          autoprefixer({
            ...tool.postCss.autoprefixer,
            browsers: tool.browserslist,
          }),
          postCssReporter(tool.postCss.reporter),
          ...tool.postCss.plugins,
        ],
        sourceMap: !isProductionEnv,

}),
		calc({
			preserve: false
		}),
		cssnano(),
	];

	// Skip minifying files if we aren't building for
	// production and debug is enabled
	if( config.dev.debug.styles && ! isProd ) {
		postcssPlugins.pop();
	}

	// Report messages from other postcss plugins
	postcssPlugins.push(
		reporter({ clearReportedMessages: true })
	);

	// Return a single stream containing all the
	// after replacement functionality
	return pipeline.obj([
		gulpPlugins.postcss([
			AtImport({
				path: [paths.styles.srcDir],
				plugins: [
					stylelint(),
				]
			})
		]),
		gulpPlugins.postcss(postcssPlugins),
		gulpPlugins.if(
            config.dev.debug.styles,

}),
		calc({
			preserve: false
		}),
		cssnano(),
	];

	// Skip minifying files if we aren't building for
	// production and debug is enabled
	if( config.dev.debug.styles && ! isProd ) {
		postcssPlugins.pop();
	}

	// Report messages from other postcss plugins
	postcssPlugins.push(
		reporter({ clearReportedMessages: true })
	);

	// Return a single stream containing all the
	// after replacement functionality
	return pipeline.obj([
		gulpPlugins.postcss([
			AtImport({
				path: [paths.styles.srcDir],
				plugins: [
					stylelint(),
				]
			})
		]),
		gulpPlugins.postcss(postcssPlugins),
		gulpPlugins.if(
            config.dev.debug.styles,

export default function linter() {
  return gulp.src('./src/less/**/*.less')
    .pipe($.postcss(
      [
        stylelint(),
        reporter({ clearMessages: true }),
      ],
      {
        syntax: less,
      },
    ))
    .pipe($.duration('linting styles'));
}

return function stylelint() {
        return gulp.src(src)
            .pipe(postcss([
                stylelintPlugin(),
                reporter({
                    clearReportedMessages: true,
                }),
            ], {
                syntax: scssSyntax,
            }));
    };
}

const message = getMessage(proc.postcssPlugin, completed, precise);
                        res.messages.push(message);
                        summaryResults = updateSummary(summaryResults, message, {precise, silent});
                        resolve();
                    }
                });
            };

            wrappedPlugin.postcssPlugin = proc.postcssPlugin;
            wrappedPlugin.postcssVersion = proc.postcssVersion;

            return wrappedPlugin;
        });

        if (!silent) {
            result.processor.use(reporter({formatter: formatter}));
        }
    };